There are 2 ways to select videos to study on EnglishCentral:
Use the search box at the top of every page to find videos that interest you by keyword. You can search in English or in your native language if you have that language selected as the one used on the site.
Rolling over the thumbnails that appear in the Search results area reveals the Difficulty Level of each video.
You can tag videos as “Favorites” by clicking on the star icon on the top left of the thumbnail on any video.
You can also click on the star icon on the top left of the video player to add it to your "Favorites".
You can then view your favorite videos by using the “Favorites” filter
on the Videos page (which you can get via the Browse pulldown menu).
You can add new videos or remove videos under "My Favorites" at any time by clicking on the star.